there have got to be people initially happy with the post stroke deficit study. >> well, it's still a blinded study, jim. that means we have no idea who's done well on placebo versus drug, but we're going to find out pretty soon. we're getting the results of that trial in the second quarter of this year. we're very excited to see those results. >> i think people want to understand, it's not just everybody who has had a stroke. it's a particular kind of people who face a stroke problem, right? >> yeah, well, about half the people who have had a stroke wind up with permanent disabilities. as a result, reduced mobility, reduced ability to use their hands or arms. so we're looking at those people. it's of the seven million people who have had a stroke in this country, about half of them, 3.5 million or so have ongoing disability. to see if we can improve their function the way we're able to improve function in m.s. in m.s., we're improving walking in particular. >> i know there are a lot of people in this country who say, listen, the best way to treat people in that stroke condition is ph